Mercurial > dive4elements > river
diff flys-client/src/main/java/de/intevation/flys/client/server/CSVExportServiceImpl.java @ 256:5e1c1b7d6516
Added table and service for calculation output to UI.
flys-client/trunk@1868 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Raimund Renkert <raimund.renkert@intevation.de> |
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date | Mon, 09 May 2011 14:29:53 +0000 |
parents | |
children | 5091675676d6 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/flys-client/src/main/java/de/intevation/flys/client/server/CSVExportServiceImpl.java Mon May 09 14:29:53 2011 +0000 @@ -0,0 +1,79 @@ +package de.intevation.flys.client.server; + +import java.util.List; + +import java.io.Reader; +import java.io.InputStream; +import java.io.InputStreamReader; +import java.io.IOException; + +import org.w3c.dom.Document; +import org.w3c.dom.Element; + +import com.google.gwt.user.server.rpc.RemoteServiceServlet; + +import au.com.bytecode.opencsv.CSVReader; + +import de.intevation.artifacts.common.ArtifactNamespaceContext; +import de.intevation.artifacts.common.utils.XMLUtils; + +import de.intevation.artifacts.httpclient.http.HttpClient; +import de.intevation.artifacts.httpclient.http.HttpClientImpl; + +import de.intevation.flys.client.shared.exceptions.ServerException; +import de.intevation.flys.client.client.services.CSVExportService; + + +/** + * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> + */ +public class CSVExportServiceImpl +extends RemoteServiceServlet +implements CSVExportService +{ + public static final String ERROR_NO_EXPORT_FOUND = + "error_no_export_found"; + + public List getCSV( + String url, + String locale, + String uuid, + String name) + throws ServerException + { + System.out.println("CSVExportServiceImpl.getCSV"); + + Document requestDoc = XMLUtils.newDocument(); + + XMLUtils.ElementCreator ec = new XMLUtils.ElementCreator( + requestDoc, + ArtifactNamespaceContext.NAMESPACE_URI, + ArtifactNamespaceContext.NAMESPACE_PREFIX); + + if (name.startsWith("output.")) { + name = name.substring(name.indexOf(".") + 1); + } + + Element action = ec.create("art:action"); + action.setAttribute("art:type", "csv"); + action.setAttribute("art:name", name); + + requestDoc.appendChild(action); + + HttpClient client = new HttpClientImpl(url, locale); + try { + InputStream in = client.collectionOut(requestDoc, uuid, "export"); + Reader reader = new InputStreamReader (in, "UTF-8"); + CSVReader csvReader = new CSVReader (reader); + String[] line; + List l = csvReader.readAll (); + return l; + } + catch (IOException ce) { + System.err.println(ce.getLocalizedMessage()); + } + + throw new ServerException(ERROR_NO_EXPORT_FOUND); + } +} +// vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :